mobile . themes

check_database.py

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+# -*- coding: utf-8 -*-
+import sqlite3
+import sys
+
+# 设置输出编码为UTF-8
+sys.stdout.reconfigure(encoding='utf-8')
+
+db_path = 'instance/database.db'
+
+try:
+    conn = sqlite3.connect(db_path)
+    cursor = conn.cursor()
+
+    # 检查数据库编码
+    cursor.execute('PRAGMA encoding')
+    encoding = cursor.fetchone()[0]
+    print(f"数据库编码: {encoding}")
+    print("-" * 50)
+
+    # 获取所有表
+    cursor.execute("SELECT name FROM sqlite_master WHERE type='table'")
+    tables = [row[0] for row in cursor.fetchall()]
+    print(f"\n数据表列表 (共{len(tables)}个):")
+    for table in tables:
+        print(f"  - {table}")
+
+    print("\n" + "=" * 50)
+
+    # 检查每个表的数据
+    for table in tables:
+        cursor.execute(f"SELECT COUNT(*) FROM {table}")
+        count = cursor.fetchone()[0]
+        print(f"\n表 '{table}': {count} 条记录")
+
+        # 显示表结构
+        cursor.execute(f"PRAGMA table_info({table})")
+        columns = cursor.fetchall()
+        print(f"  字段: {', '.join([col[1] for col in columns])}")
+
+        # 显示前3条数据示例
+        if count > 0:
+            cursor.execute(f"SELECT * FROM {table} LIMIT 3")
+            rows = cursor.fetchall()
+            print(f"  示例数据 (前{len(rows)}条):")
+            for i, row in enumerate(rows, 1):
+                print(f"    记录{i}: {row[:5]}...")  # 只显示前5个字段
+
+    conn.close()
+    print("\n" + "=" * 50)
+    print("数据库检查完成！")
+
+except Exception as e:
+    print(f"错误: {e}")
+    import traceback
+    traceback.print_exc()